Single Purple UV color changing and glow in the dark blank sublimation glass can. This bundle includes a lid and a glass straw for each tumbler. Sublimation Instructions - Manufacturer recommended settings: Heat Press Setting- Heating temperature: 356, Time: 50 seconds; Oven Settings- Heating temperature 356, Time 3-4 minutes. Please note these are the recommended settings but will vary based on your heat press/oven Lid Instructions - Do not let soak, let lid dry completely after soap wash to avoid mold.